Hilton Head Island Weather in May
What's the weather like in Hilton Head Island (South Carolina) in May 2024?
The climate in Hilton Head Island during May can be summarized as warm, humid and damp.
May is in the spring in Hilton Head Island and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 18°C (64°F) is normal.
| Daytime temperature | 27.7°C 81.9°F |
|---|---|
| Nightly temperature | 17.7°C 63.9°F |
| Average temperature | 22.7°C 72.9°F |
| Daily sunshine | 9.9 hrs |
| Avg rainfall | 101 mm 4 ins |
| Rainy days | 9 days |
| Sea temperature | 22.8°C 73°F |
| Humidity | 71% |
| Windspeed | 13.3kph 8 mph |
On average May is the 6th wettest month of the year in Hilton Head Island with around 101mm 4 inches of rain making it a damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.9 hours of sunshine per day.
May temperatures in Hilton Head Island
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Hilton Head Island in May 2024.
Other monthly averages
Hilton Head Island weather stats
| Hottest month: | July | 31.8°C 89.2°F |
|---|---|---|
| Driest month: | November | 56mm 2.2ins |
| Sunniest month: | April | 9.8hrs |
| Coldest month: | January | 14°C 57.2°F |
| Wettest month: | August | 193mm 7.6ins |
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